div.foot {
  width: 100%;
  display: flex;
  height: 46px;
  border-top: 1px solid #333;
  position: fixed;
  bottom: 0;
  left: 0;
  .foot-item {
    flex: 1;
  
    div.foot-item-info {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      i.iconfont{
          font-size: 20px;
          display: inline-block;
          margin-top: 5px;   
      }
      span {
        font-size: 12px;
      }
    }
  }
}
.active{
  color: #f72409; 
}